diff --git a/cmds/statsd/src/metrics/MetricsManager.cpp b/cmds/statsd/src/metrics/MetricsManager.cpp index e8c575a1adea7..7e825efddb759 100644 --- a/cmds/statsd/src/metrics/MetricsManager.cpp +++ b/cmds/statsd/src/metrics/MetricsManager.cpp @@ -361,8 +361,12 @@ void MetricsManager::onDumpReport(const int64_t dumpTimeStampNs, protoOutput->end(token); } - mLastReportTimeNs = dumpTimeStampNs; - mLastReportWallClockNs = getWallClockNs(); + // Do not update the timestamps when data is not cleared to avoid timestamps from being + // misaligned. + if (erase_data) { + mLastReportTimeNs = dumpTimeStampNs; + mLastReportWallClockNs = getWallClockNs(); + } VLOG("=========================Metric Reports End=========================="); } diff --git a/cmds/statsd/tests/StatsLogProcessor_test.cpp b/cmds/statsd/tests/StatsLogProcessor_test.cpp index 9a9702c345625..13d977fa2563e 100644 --- a/cmds/statsd/tests/StatsLogProcessor_test.cpp +++ b/cmds/statsd/tests/StatsLogProcessor_test.cpp @@ -1831,6 +1831,48 @@ TEST(StatsLogProcessorTest_mapIsolatedUidToHostUid, LogIsolatedUidAttributionCha EXPECT_EQ(field2, actualFieldValues->at(5).mValue.int_value); } +TEST(StatsLogProcessorTest, TestDumpReportWithoutErasingDataDoesNotUpdateTimestamp) { + int hostUid = 20; + int isolatedUid = 30; + sp mockUidMap = makeMockUidMapForOneHost(hostUid, {isolatedUid}); + ConfigKey key(3, 4); + StatsdConfig config = MakeConfig(false); + sp processor = + CreateStatsLogProcessor(1, 1, config, key, nullptr, 0, mockUidMap); + vector bytes; + + int64_t dumpTime1Ns = 1 * NS_PER_SEC; + processor->onDumpReport(key, dumpTime1Ns, false /* include_current_bucket */, + true /* erase_data */, ADB_DUMP, FAST, &bytes); + + ConfigMetricsReportList output; + output.ParseFromArray(bytes.data(), bytes.size()); + EXPECT_EQ(output.reports_size(), 1); + EXPECT_EQ(output.reports(0).current_report_elapsed_nanos(), dumpTime1Ns); + + int64_t dumpTime2Ns = 5 * NS_PER_SEC; + processor->onDumpReport(key, dumpTime2Ns, false /* include_current_bucket */, + false /* erase_data */, ADB_DUMP, FAST, &bytes); + + // Check that the dump report without clearing data is successful. + output.ParseFromArray(bytes.data(), bytes.size()); + EXPECT_EQ(output.reports_size(), 1); + EXPECT_EQ(output.reports(0).current_report_elapsed_nanos(), dumpTime2Ns); + EXPECT_EQ(output.reports(0).last_report_elapsed_nanos(), dumpTime1Ns); + + int64_t dumpTime3Ns = 10 * NS_PER_SEC; + processor->onDumpReport(key, dumpTime3Ns, false /* include_current_bucket */, + true /* erase_data */, ADB_DUMP, FAST, &bytes); + + // Check that the previous dump report that didn't clear data did not overwrite the first dump's + // timestamps. + output.ParseFromArray(bytes.data(), bytes.size()); + EXPECT_EQ(output.reports_size(), 1); + EXPECT_EQ(output.reports(0).current_report_elapsed_nanos(), dumpTime3Ns); + EXPECT_EQ(output.reports(0).last_report_elapsed_nanos(), dumpTime1Ns); + +} + #else GTEST_LOG_(INFO) << "This test does nothing.\n"; #endif